加袖后的分形天线可有效地改善天线的高频端特性,袖长和袖间距对高频特性有较强的调节作用。
The sleeves can effectively improve the performance of the fractal antenna at high resonant frequency. That is, its space and its height have excellent ability to tune at high resonant frequency.
正因为这样,才使SAW滤波器在电子信息领域中得到了越来越广泛的应用,特别是应用于高频端rf射频信号滤波。
Because of these, SAW Filter is more and more comprehensively applied in electronic information field, especially in RF signal processing field.
设计了一种以电流型PWM控制器UC3842芯片为核心的高频单端反激式开关稳压电源。
A high frequency single-ended flyback switching power supply is designed with current-mode PWM controller UC3842 chip as its core.
高频信号在多导体电力线上传输时会存在严重的线间串扰,造成接受端信号能量的损失和信号的混乱。
The transmission of high frequency signals in multi-conductor electrical cable may introduce serious line-to-line crosstalk, which may result in the loss of signal energy on receivers.
端条件应用,具有优良的优越性,还可组合光纤、高频或流体介质混合传输。
End application condition, has the advantages of good, but also can be combined fiber hybrid transmission, high frequency, or fluid medium.
ADSL技术是一种调制技术,在双绞铜线的两端分别接入adsl调制解调器,即可利用其高频宽带特性传送高速数据。
ADSL is one of the modulation techniques. Using the wideband capacity in copper twisted-pair cable, high speed data can be transmitted on the subscriber line.
本发明可应用于高频d VI传输的接收器端,在较大的相位偏移情况下也可达到周期校准效果。
The invention can be applied to high frequency DVI transmission receiver end and achieve the period correcting effect on the condition of larger phase deviation.
在第一环行器的第三端与耦合器间还可接入一个或一个以上受激布里渊散射装置以产生更高频的微波信号。
One or one more stimulated Brillouin scattering devices are connected between third end of first circulator and coupler for producing more high-frequency microwave signal.
本发明公开了一种振动式螺旋送料机,它是在螺旋送料机的进料端安装有弹簧座和高频振动电机。
The invention discloses a vibrating screw feeder. A feed end of the screw feeder is provided with a spring seat and a dither motor.
在接收端,通过适当的RC或LC网络可以滤除调制高频方波并将信号还原为模拟形式。
In the receiver, through the appropriate RC or LC network can filter out square wave and high frequency modulation signal for simulating the reduction form.
采用金锡焊工艺钎焊高频引线组件,确保了信号输入输出端的高频阻抗要求;
To weld high -frequency feed -through by AuSn brazing process, which is used to insure high -frequency impedance of in - put signal and out - put signal ;
采用金锡焊工艺钎焊高频引线组件,确保了信号输入输出端的高频阻抗要求;
To weld high -frequency feed -through by AuSn brazing process, which is used to insure high -frequency impedance of in - put signal and out - put signal ;
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